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Finding the Third Proportional to 6,472 and 13,792

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Solution

The third proportional to 6,472 and 13,792 is: 29,391.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472 : 13,792 = 13,792 : x
  2. Step 2: Convert to fraction form
    6,472/13,792 = 13,792/x
  3. Step 3: Cross multiply
    6,472x = 13,792 × 13,792
  4. Step 4: Simplify right side
    6,472x = 190,219,264
  5. Step 5: Solve for x
    x = 190,219,264/6,472
  6. Step 6: Final answer
    x = 29,391.11

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.